diff --git a/css/mobile.css b/css/mobile.css
index 975ed6ca9..30045c4de 100644
--- a/css/mobile.css
+++ b/css/mobile.css
@@ -56,7 +56,7 @@ a:hover, a:focus, a:active {color:#000;text-decoration:underline}
 #lnb ul:after {display:block;visibility:hidden;clear:both;content:""}
 #lnb li {float:left;margin-bottom:-1px;width:25%}
 #lnb a {display:block;padding:10px 0;border-right:1px solid #e7f1ed;border-bottom:1px solid #e7f1ed;color:#000;text-align:center;text-decoration:none}
-#lnb li:nth-of-type(5n) a {border-right:0}
+#lnb li:nth-of-type(4n) a {border-right:0}
 
 /* 중간 레이아웃 */
 #wrapper {margin:20px 0}